The human spine is composed of 33 vertebrae that interlock with each other to form the spinal column. The human spinal cord consists of nerves that connect the brain to nerves in the body.
Human Spine and Spinal Cord Picture C1 – S5 Vertebra. Outline: Information and pictures of the spine and spinal cord showing C1 to S5 vertebra and which vertebra effect various body functions. The human spinal cord is about 45 cm (18 in) in men and 43 cm (17 in) long in women.
Last Updated: Jul 3, 2018. Stretching down the midline of the trunk from the base of the skull to the coccyx, the spine plays an extremely important role in our bodies as it supports the upper body’s weight; provides posture while allowing for movement and flexibility; and protects the spinal cord.